linux-kernel - Re: [PATCH] e100: Use pci_pme_active to clear PME

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Message-ID: <48CC1F7C.7050908@garzik.org>
Date:	Sat, 13 Sep 2008 16:15:56 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
CC:	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Alessandro Guido <alessandro.guido@...il.com>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	pm list <linux-pm@...ts.linux-foundation.org>
Subject: Re: [PATCH] e100: Use pci_pme_active to clear PME_Status and disable
 PME#

Rafael J. Wysocki wrote:
> e100: Use pci_pme_active to clear PME_Status and disable PME#
> 
> Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
> 
> ---
>  drivers/net/e100.c |    4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> Index: linux-2.6/drivers/net/e100.c
> ===================================================================
> --- linux-2.6.orig/drivers/net/e100.c
> +++ linux-2.6/drivers/net/e100.c
> @@ -2738,9 +2738,7 @@ static int __devinit e100_probe(struct p
>  		nic->flags |= wol_magic;
>  
>  	/* ack any pending wake events, disable PME */
> -	err = pci_enable_wake(pdev, 0, 0);
> -	if (err)
> -		DPRINTK(PROBE, ERR, "Error clearing wake event\n");
> +	pci_pme_active(pdev, false);

Since I am rusty on my PCI...  why is this needed?


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